## why should the angular displacement of a simple pendulum not exceed 4 radian​

Question

why should the angular displacement of a simple pendulum not exceed 4 radian​

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6 months 2021-07-27T14:20:52+00:00 1 Answers 8 views 0

## Answers ( )

1. Answer: The reason the angle should be small (4° being a reasonable though arbitrariy limit) is that you need a small angle to be able to approximate the force with an elastic one (i.e. proportional to the displacement) and end up with an harmonic oscillations.

Explanation: